| Place | Post Code |
|---|---|
| Pasagba, Otto-Banza | None |
| Tambili, Otto-Banza | None |
| Tomongo, Otto-Banza | None |
| Volopo, Otto-Banza | None |
| Wodzo, Otto-Banza | None |
| Wolenge, Otto-Banza | None |
| Wuzu, Otto-Banza | None |
| All postal codes in Mobayi-Mbon | |
|---|---|
| Mobayi-Mbongo, Mobayi-Mbon | |
| Otto-Banza, Mobayi-Mbon | |